var newArr = [11, 11, 13, 35, 436, 435, 346, 74, 33, 3, 432,];
var newArr1 = [];
newArr.forEach(function (item, index) {
    if (!newArr1.includes(item)) {
        newArr1.push(item);
    }
});
console.log(newArr1, '123');
console.log('hhh');
